Patents
Sitemap › H05 - Electric techniques not otherwise provided for › H05B - Electric heating; Electric lighting not otherwise provided for › H05B 37 - Circuit arrangements for electric light sources in general
Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776)
11/2005
11/10/2005US20050248299 Light system manager
11/10/2005US20050248298 Duplexing protection apparatus and operation method thereof
11/10/2005US20050248292 Incandescent light bulb life extending apparatus
11/10/2005US20050248291 Methods and apparatus for an improved amplifier for driving a non-linear load
11/10/2005US20050248290 Lighting apparatus for discharge lamp
11/10/2005US20050248288 Light modulation method and apparatus for cold cathode fluorescent lamps
11/10/2005US20050248287 Current control apparatus for fluorescent lamps
11/10/2005US20050248285 Solar powered light assembly to produce light of varying colours
11/10/2005DE202004020669U1 Environmentally protected light and signal body for detecting people and animal movement in the dark such as a dog collar has light diodes and battery with strip cable
11/10/2005DE202004011869U1 Light-emitting diode device, has e.g. pulse-width modulator for supplying current to two antiparallel-connected LEDs
11/10/2005DE102005015989A1 LED Gegenregler Kontroll-IC LED counter-regulator control IC
11/10/2005DE102004020216A1 Signal inverter for light and digital data transmission systems can connect to many different inputs and output to many operating devices alternately or simultaneously
11/10/2005DE102004018804A1 Vorrichtung zur Steuerung einer Vielzahl von Leuchten An apparatus for controlling a plurality of lights
11/10/2005DE102004015570A1 White light emitting diode arrangement, e.g. for liquid crystal display (LCD) module, combines known combinations of color light emitting diodes (LEDs) and luminescent materials, each emitting white light
11/10/2005CA2680501A1 Optical integrating chamber lighting using multiple color sources to adjust white light
11/09/2005EP1594348A2 Light source controlling circuit and portable electronic apparatus
11/09/2005EP1593133A2 Inductive coil assembly
11/09/2005EP1559093A4 An ornament apparatus, system and method
11/09/2005EP1371211B1 Method and system for assigning and binding a network address of a ballast
11/09/2005EP0958562B1 Occupancy sensor and method of operating same
11/09/2005CN2739917Y Switch auto-matic lighting lamp for door opening
11/09/2005CN2739916Y Intelligent learning desk lamp
11/09/2005CN2739915Y Lighting distribution energy-saving device
11/09/2005CN1694596A LED landscape lighting control system
11/09/2005CN1694595A Distributed streetlight energy-saving control system
11/08/2005US6963230 Internal power supply voltage generation circuit that can suppress reduction in internal power supply voltage in neighborhood of lower limit region of external power supply voltage
11/08/2005US6963180 Control apparatus for an illuminating device
11/08/2005US6963178 Apparatus for controlling operation of gas discharge devices
11/08/2005US6963177 Open circuit detection for vehicular lamp
11/08/2005US6963175 Illumination control system
11/08/2005US6963170 Lamp monitor and lamp
11/03/2005WO2005104245A1 Led driver circuit
11/03/2005WO2005103854A1 High intensity discharge strobe lamp assembly and method for producing attenuated-emi strobe illumination
11/03/2005US20050243556 Lighting system and method
11/03/2005US20050243549 Remote position control of lighting unit
11/03/2005US20050242822 Method and device for testing at least one LED strip
11/03/2005US20050242752 Staggering switching signals for multiple cold cathode fluorescent lamp backlighting system to reduce electromagnetic interference
11/03/2005US20050242751 Inverter circuit with a power factor corrector
11/03/2005US20050242750 Inverter circuit with a power factor corrector
11/03/2005US20050242747 Method and device for driving an organic EL display device
11/03/2005US20050242742 Light emitting diode based light system with a redundant light source
11/03/2005US20050242741 Image display
11/03/2005US20050242738 Controller and driver architecture for double-ended circuitry for powering cold cathode fluorescent lamps
11/03/2005US20050242267 Ground marking device and process and installation comprising same
11/03/2005DE202005013699U1 Solar light system for outdoor light fixture has brightness sensor for controlling the brightness and accumulator for energy storage with lighting equipment
11/03/2005DE102004018912A1 Vorrichtung zur Lichtregelung Apparatus for lighting control
11/03/2005DE102004018345A1 Schaltungsanordnung und Verfahren zum Zünden einer Gasentladungslampe mit zeitbegrenzter Startphase Circuit arrangement and method for igniting a gas discharge lamp with time-limited start-up phase
11/03/2005DE102004018343A1 Beleuchtungssystem Lighting system
11/02/2005EP1590991A2 Intelligent led traffic signals modules
11/02/2005EP1590877A1 Adaptive inductive power supply
11/02/2005EP1590867A2 Adaptive inductive power supply with communication
11/02/2005EP1590728A1 Device and method for adjustment of a work place illumination
11/02/2005EP1590589A1 Light emitting apparatus in tap water responding to water temperature
11/02/2005EP1224845B1 Systems and methods for authorizing lighting sequences
11/02/2005CN2738519Y Single-wire decorative lamp group
11/02/2005CN2738518Y Illuminating device capable of flashing along with external audio frequency change
11/02/2005CN2738517Y LED driver
11/02/2005CN2738516Y Exciter lamp controlling device
11/02/2005CN2738515Y Dynamic regulating self-balancing active matrix organic light-emitting diode drive control circuit
11/02/2005CN1691869A Controller and driver architecture for double-ended circuitry for powering cold cathode fluorescent lamps
11/02/2005CN1691866A Light source controlling circuit and portable electronic apparatus
11/02/2005CN1691864A Sheet shaped illuminator capable of being attached on portable articles
11/02/2005CN1691863A Power saving remote monitoring system for illuminations
11/02/2005CN1691862A A high-luminance LED street lamp
11/02/2005CN1691115A Method and device for driving an organic EL display device
11/01/2005US6961032 Reducing the effects of shorts in pixels of an active matrix organic electroluminescent device
11/01/2005US6960892 Variable output single constant source light fixture
11/01/2005CA2331848C Electrical light socket
10/2005
10/30/2005CA2506011A1 Capacitive sense toggle touch dimmer
10/27/2005WO2005101921A2 Pfc and ballast control ic
10/27/2005WO2005101920A2 A primary side current balancing scheme for multiple ccf lamp operation
10/27/2005WO2005101919A1 Mains wire antenna for wireless interface applications
10/27/2005WO2005101918A1 Illumination system
10/27/2005WO2005101917A1 Light regulation device
10/27/2005WO2005101916A1 Parallel pulse code modulation system and method
10/27/2005WO2005099346A2 Use of lamp electrodes as antenna
10/27/2005WO2005060171A3 Integrated system for controlling lights and shades
10/27/2005US20050237758 Vehicular headlamp
10/27/2005US20050237494 Image projection lighting device
10/27/2005US20050237493 Illumination apparatus, image production apparatus, and illumination light profile controlling method
10/27/2005US20050237009 Driving unit of fluorescent lamp and method for driving the same
10/27/2005US20050237008 Circuit having EMI and current leakage to ground control circuit
10/27/2005US20050237007 Electronic alternating-current regulator
10/27/2005US20050237002 Display apparatus and its control method
10/27/2005US20050236998 Light emitting diode based products
10/27/2005DE102005015099A1 Fahrzeugscheinwerfer Vehicle headlights
10/27/2005DE102005012737A1 Mikrowellenlampennetzanschluss, der einer Störung in einem Hochspannungskreis widerstehen kann Plasma lamp power supply that can withstand a fault in a high-voltage circuit
10/27/2005DE102004016944A1 Wandlerschaltung mit gekoppelten Induktivitäten Converter circuit with coupled inductors
10/27/2005CA2564002A1 Illumination system
10/27/2005CA2562853A1 Parallel pulse code modulation system and method
10/27/2005CA2562373A1 Light regulation device
10/26/2005EP1589791A2 Bypass device for bypassing an electric load
10/26/2005EP1588506A2 Light fixture wireless access points
10/26/2005EP1588394A2 Microwave energized plasma lamp with dielectric waveguide
10/26/2005CN2737113Y Controller for luminous light capable of lightening together with playing of music or ring
10/26/2005CN2737112Y An electronic blackboard
10/26/2005CN2737111Y Automatic lamp light controller
10/26/2005CN2737110Y Illuminating decorative lamp capable of controlling brightness and color temperature
10/26/2005CN1688186A Driving circuit for 220V AC LED lamp
10/25/2005US6958919 Zero voltage switching power conversion circuit for a cold cathode fluorescent lamp
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